The initiative, created by celebrity stylist Elizabeth Stewart, begins May 17.
Katrantzou secured a venue that luxury brands and designers had coveted for years, and showed her most ambitious collection to date.
The new category will be part of the designer’s main line and will focus on all-natural fabrics and easy silhouettes catering to women of all sizes.
Chinese foreign direct investment into the U.S. has plunged 90 percent since its peak in 2016.
Galleries were positive about business post-Brexit, while brands and retailers, from Mary Katrantzou to Christopher Kane and Etro, caught Frieze fever.